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perf annotate: Sort by hottest lines in the TUI

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Right now it will just sort and position at the hottest line, i.e.
the one where more samples were taken.

It will be at the center of the screen and later TAB/shift-TAB will
cycle thru the hottest lines.

Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
LKML-Reference: <new-submission>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Arnaldo Carvalho de Melo
2010-08-09 15:30:40 -03:00
parent 1e6dd077a8
commit 9222116287
4 changed files with 129 additions and 50 deletions
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13
tools/perf/util/hist.c
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@@ -983,9 +983,9 @@ int hist_entry__inc_addr_samples(struct hist_entry *self, u64 ip)
return 0;
}
static struct objdump_line *objdump_line__new(s64 offset, char *line)
static struct objdump_line *objdump_line__new(s64 offset, char *line, size_t privsize)
{
struct objdump_line *self = malloc(sizeof(*self));
struct objdump_line *self = malloc(sizeof(*self) + privsize);
if (self != NULL) {
self->offset = offset;
@@ -1017,7 +1017,7 @@ struct objdump_line *objdump__get_next_ip_line(struct list_head *head,
}
static int hist_entry__parse_objdump_line(struct hist_entry *self, FILE *file,
struct list_head *head)
struct list_head *head, size_t privsize)
{
struct symbol *sym = self->ms.sym;
struct objdump_line *objdump_line;
@@ -1068,7 +1068,7 @@ static int hist_entry__parse_objdump_line(struct hist_entry *self, FILE *file,
offset = -1;
}
objdump_line = objdump_line__new(offset, line);
objdump_line = objdump_line__new(offset, line, privsize);
if (objdump_line == NULL) {
free(line);
return -1;
@@ -1078,7 +1078,8 @@ static int hist_entry__parse_objdump_line(struct hist_entry *self, FILE *file,
return 0;
}
int hist_entry__annotate(struct hist_entry *self, struct list_head *head)
int hist_entry__annotate(struct hist_entry *self, struct list_head *head,
size_t privsize)
{
struct symbol *sym = self->ms.sym;
struct map *map = self->ms.map;
@@ -1143,7 +1144,7 @@ fallback:
goto out_free_filename;
while (!feof(file))
if (hist_entry__parse_objdump_line(self, file, head) < 0)
if (hist_entry__parse_objdump_line(self, file, head, privsize) < 0)
break;
pclose(file);